Table 2. Comparison of Pain Median (Quartile1-Quartile3) Before and After Treatment Within Groups (Comparing Cycles 1 and 3 Within Groups) .

Group	a (n = 32)				b (n = 27)
Time From Onset of Bleeding	Cycle 1 Percentiles 50 (25-75)	Cycle 3 Percentiles 50 (25-75)	Change Percent	Pa	Cycle 3 Percentiles 50 (25-75)	Cycle 1 Percentiles 50 (25-75)	Change Percent	Pa
Onset of Bleeding	4.50 (2.00-5.00)	3.00 (1.00-6.00)	-33.33	0.257	4.00 (2.00-7.00)	4.00 (3.00 - 5.00)	0.00	1.000
Half-Hour	5.50 (3.00-8.00)	2.50 (1.00-6.00)	-54.54	0.028	4.00 (2.00-7.00)	6.00 (4.00 - 7.00)	-33.33	0.201
1 Hour	5.50 (3.00-8.00)	2.00 (1.00-6.00)	-63.63	0.008	4.00 (2.00 - 6.00)	7.00 (4.00 - 8.00)	-42.58	0.061
2 Hour	5.50 (3.00-8.00)	2.50 (1.00-7.00)	-54.54	0.041	4.00 (1.00 - 6.00)	7.00 (3.00 - 8.00)	-42.58	0.033
3 Hour	4.50 (3.00-8.00)	3.00 (1.1-6.75)	-33.33	0.001	2.00 (1.00 - 6.00)	6.00 (3.00 - 8.00)	-66.66	0.011
4 Hour	5.00 (2.00-8.00)	2.00 (0.00-5.00)	-60.00	0.001>	3.00 (1.00 - 6.00)	4.00 (2.00 - 6.00)	-25.00	0.513

^aSign Test